<%@ page import="java.util.Map" %><%--
  Created by IntelliJ IDEA.
  User: Administrator
  Date: 2018/4/25
  Time: 10:17
  To change this template use File | Settings | File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>用户在线信息</title>
</head>
<body>
在线用户：<table width="400"border="1">
    <%
        Map<String,String>online=(Map<String, String>)application.getAttribute("online");
        for(String sessionId:online.keySet())
        {%>
    <tr>
        <td><%=sessionId%>
        <td><%=online.get(sessionId)%>
    </tr>
    <%}
    %>
</table>
</body>
</html>
